Import Tk 8.6.10

win/configure

@@ -1312,7 +1312,7 @@ SHELL=/bin/sh
 TK_VERSION=8.6
 TK_MAJOR_VERSION=8
 TK_MINOR_VERSION=6
-TK_PATCH_LEVEL=".9"
+TK_PATCH_LEVEL=".10"
 VER=$TK_MAJOR_VERSION$TK_MINOR_VERSION
 
 #------------------------------------------------------------------------
@@ -3001,24 +3001,26 @@ fi
 
 echo "$as_me:$LINENO: checking whether ${MAKE-make} sets \$(MAKE)" >&5
 echo $ECHO_N "checking whether ${MAKE-make} sets \$(MAKE)... $ECHO_C" >&6
-set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y,:./+-,___p_,'`
+set x ${MAKE-make}
+ac_make=`echo "" | sed 'y,:./+-,___p_,'`
 if eval "test \"\${ac_cv_prog_make_${ac_make}_set+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.make <<\_ACEOF
+SHELL = /bin/sh
 all:
-	@echo 'ac_maketemp="$(MAKE)"'
+	@echo '@@@%%%=$(MAKE)=@@@%%%'
 _ACEOF
-# GNU make sometimes prints "make[1]: Entering...", which would confuse us.
-eval `${MAKE-make} -f conftest.make 2>/dev/null | grep temp=`
-if test -n "$ac_maketemp"; then
-  eval ac_cv_prog_make_${ac_make}_set=yes
-else
-  eval ac_cv_prog_make_${ac_make}_set=no
-fi
+# GNU make sometimes prints "make[1]: Entering ...", which would confuse us.
+case `${MAKE-make} -f conftest.make 2>/dev/null` in
+  *@@@%%%=?*=@@@%%%*)
+    eval ac_cv_prog_make_${ac_make}_set=yes;;
+  *)
+    eval ac_cv_prog_make_${ac_make}_set=no;;
+esac
 rm -f conftest.make
 fi
-if eval "test \"`echo '$ac_cv_prog_make_'${ac_make}_set`\" = yes"; then
+if eval test \$ac_cv_prog_make_${ac_make}_set = yes; then
   echo "$as_me:$LINENO: result: yes" >&5
 echo "${ECHO_T}yes" >&6
   SET_MAKE=